Encyclopædia Britannica 1771–1860
Topic · 2 of 8 editions · peak 4,438 chars

PERM

1st2nd3rd4th5th6th7th8th
EditionAs printedTypeCharsLocationvs. previous
7th ed. (1842)① PERMarticle1,944vol. 17, p. 235
8th ed. (1853–60)② PERMarticle4,438vol. 17, p. 414
8th ed. (1853–60)③ PERMarticle653vol. 17, p. 415